Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of Initial rate of rise of current is doubled Time constant is halved Time constant remains unchanged Final steady current is doubled Initial rate of rise of current is doubled Time constant is halved Time constant remains unchanged Final steady current is doubled ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Permeability in a magnetic circuit corresponds to_________ in an electric circuit. Conductivity Conductance Resistance Resistivity Conductivity Conductance Resistance Resistivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit A material for good magnetic memory should have High permeability Low hysteresis loss Low retentivity High retentivity High permeability Low hysteresis loss Low retentivity High retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Flux density lagging behind magnetizing force Molecular friction It high retentivity Rapid reversals of its magnetization Flux density lagging behind magnetizing force Molecular friction It high retentivity Rapid reversals of its magnetization ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The relative permeability of a ferromagnetic material is Less than one More than one More than 10 More than 100 Ωr 1000 Less than one More than one More than 10 More than 100 Ωr 1000 ANSWER DOWNLOAD EXAMIANS APP
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